638405196

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1164

約数の個数: 144

約数和(自身を含む): 1821840384

約数和(自身を除く): 1183435188

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 31, 33, 39, 44, 52, 62, 66, 78, 93, 121, 124, 132, 143, 156, 186, 242, 286, 341, 363, 372, 403, 429, 484, 572, 682, 726, 806, 858, 1023, 1091, 1209, 1364, 1452, 1573, 1612, 1716, 2046, 2182, 2418, 3146, 3273, 3751, 4092, 4364, 4433, 4719, 4836, 6292, 6546, 7502, 8866, 9438, 11253, 12001, 13092, 13299, 14183, 15004, 17732, 18876, 22506, 24002, 26598, 28366, 33821, 36003, 42549, 45012, 48004, 48763, 53196, 56732, 67642, 72006, 85098, 97526, 101463, 132011, 135284, 144012, 146289, 156013, 170196, 195052, 202926, 264022, 292578, 312026, 372031, 396033, 405852, 439673, 468039, 528044, 585156, 624052, 744062, 792066, 879346, 936078, 1116093, 1319019, 1488124, 1584132, 1716143, 1758692, 1872156, 2232186, 2638038, 3432286, 4092341, 4464372, 4836403, 5148429, 5276076, 6864572, 8184682, 9672806, 10296858, 12277023, 14509209, 16369364, 19345612, 20593716, 24554046, 29018418, 49108092, 53200433, 58036836, 106400866, 159601299, 212801732, 319202598, 638405196]

約数ペア:

[(1, 638405196), (2, 319202598), (3, 212801732), (4, 159601299), (6, 106400866), (11, 58036836), (12, 53200433), (13, 49108092), (22, 29018418), (26, 24554046), (31, 20593716), (33, 19345612), (39, 16369364), (44, 14509209), (52, 12277023), (62, 10296858), (66, 9672806), (78, 8184682), (93, 6864572), (121, 5276076), (124, 5148429), (132, 4836403), (143, 4464372), (156, 4092341), (186, 3432286), (242, 2638038), (286, 2232186), (341, 1872156), (363, 1758692), (372, 1716143), (403, 1584132), (429, 1488124), (484, 1319019), (572, 1116093), (682, 936078), (726, 879346), (806, 792066), (858, 744062), (1023, 624052), (1091, 585156), (1209, 528044), (1364, 468039), (1452, 439673), (1573, 405852), (1612, 396033), (1716, 372031), (2046, 312026), (2182, 292578), (2418, 264022), (3146, 202926), (3273, 195052), (3751, 170196), (4092, 156013), (4364, 146289), (4433, 144012), (4719, 135284), (4836, 132011), (6292, 101463), (6546, 97526), (7502, 85098), (8866, 72006), (9438, 67642), (11253, 56732), (12001, 53196), (13092, 48763), (13299, 48004), (14183, 45012), (15004, 42549), (17732, 36003), (18876, 33821), (22506, 28366), (24002, 26598)]